DE69119894D1 - Messgerät für die übertragungszeit von reizleitungssignalen - Google Patents

Messgerät für die übertragungszeit von reizleitungssignalen

Info

Publication number
DE69119894D1
DE69119894D1 DE69119894T DE69119894T DE69119894D1 DE 69119894 D1 DE69119894 D1 DE 69119894D1 DE 69119894 T DE69119894 T DE 69119894T DE 69119894 T DE69119894 T DE 69119894T DE 69119894 D1 DE69119894 D1 DE 69119894D1
Authority
DE
Germany
Prior art keywords
measuring device
transmission time
line signals
riding line
riding
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69119894T
Other languages
English (en)
Other versions
DE69119894T2 (de
Inventor
Evert Knutsson
Lennart Gransberg
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dorsograf AB
Original Assignee
Dorsograf AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dorsograf AB filed Critical Dorsograf AB
Application granted granted Critical
Publication of DE69119894D1 publication Critical patent/DE69119894D1/de
Publication of DE69119894T2 publication Critical patent/DE69119894T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • A61B5/389—Electromyography [EMG]
    • A61B5/395—Details of stimulation, e.g. nerve stimulation to elicit EMG response
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • A61B5/389—Electromyography [EMG]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/40—Detecting, measuring or recording for evaluating the nervous system
    • A61B5/4058—Detecting, measuring or recording for evaluating the nervous system for evaluating the central nervous system
    • A61B5/407—Evaluating the spinal cord

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Biophysics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Electrotherapy Devices (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
DE69119894T 1990-12-04 1991-12-03 Messgerät für die übertragungszeit von reizleitungssignalen Expired - Fee Related DE69119894T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9003853A SE467561B (sv) 1990-12-04 1990-12-04 Apparat foer maetning av nervsignalers transporttid
PCT/SE1991/000822 WO1992010134A1 (en) 1990-12-04 1991-12-03 Apparatus for measuring the transport time of nerve signals

Publications (2)

Publication Number Publication Date
DE69119894D1 true DE69119894D1 (de) 1996-07-04
DE69119894T2 DE69119894T2 (de) 1996-10-02

Family

ID=20381087

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69119894T Expired - Fee Related DE69119894T2 (de) 1990-12-04 1991-12-03 Messgerät für die übertragungszeit von reizleitungssignalen

Country Status (8)

Country Link
US (1) US5313956A (de)
EP (1) EP0514517B1 (de)
JP (1) JPH05507229A (de)
AU (1) AU9019091A (de)
DE (1) DE69119894T2 (de)
ES (1) ES2089248T3 (de)
SE (1) SE467561B (de)
WO (1) WO1992010134A1 (de)

Families Citing this family (80)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5388587A (en) * 1990-12-04 1995-02-14 Dorsograf Ab Method and apparatus for measuring the transport time of nerve signals excited in different dermatoms of a patient
US5560372A (en) * 1994-02-02 1996-10-01 Cory; Philip C. Non-invasive, peripheral nerve mapping device and method of use
US5797854A (en) * 1995-08-01 1998-08-25 Hedgecock; James L. Method and apparatus for testing and measuring current perception threshold and motor nerve junction performance
JP2000507133A (ja) * 1996-03-21 2000-06-13 ジャサオ コーポレイション 整体療法の効能を実証するための方法
IT1288913B1 (it) * 1996-05-31 1998-09-25 Biotekna Srl Apparecchiatura elettromedicinale.
US6027456A (en) * 1998-07-10 2000-02-22 Advanced Neuromodulation Systems, Inc. Apparatus and method for positioning spinal cord stimulation leads
JP2003524452A (ja) 1998-12-23 2003-08-19 ヌバシブ， インコーポレイテッド 神経監視カニューレシステム
US8260430B2 (en) 2010-07-01 2012-09-04 Cochlear Limited Stimulation channel selection for a stimulating medical device
CA2591678C (en) 1999-03-07 2008-05-20 Active Implants Corporation Method and apparatus for computerized surgery
WO2001037728A1 (en) * 1999-11-24 2001-05-31 Nuvasive, Inc. Electromyography system
US6466817B1 (en) * 1999-11-24 2002-10-15 Nuvasive, Inc. Nerve proximity and status detection system and method
EP1289415A4 (de) * 2000-05-18 2008-12-03 Nuvasive Inc Gewebewunterscheidung und anwendungen in medizinischen verfahren
US6500128B2 (en) 2000-06-08 2002-12-31 Nuvasive, Inc. Nerve movement and status detection system and method
WO2002082982A1 (en) 2001-04-18 2002-10-24 Cochlear Limited Method and apparatus for measurement of evoked neural response
US20030105503A1 (en) * 2001-06-08 2003-06-05 Nuvasive, Inc. Relative nerve movement and status detection system and method
JP4295086B2 (ja) * 2001-07-11 2009-07-15 ヌバシブ， インコーポレイテッド 手術の間の神経近接度、神経の方向、および病理学を決定するシステムおよび方法
EP1435828A4 (de) 2001-09-25 2009-11-11 Nuvasive Inc System und verfahren zur durchführung von chirurgischen eingriffen und untersuchungen
US7664544B2 (en) 2002-10-30 2010-02-16 Nuvasive, Inc. System and methods for performing percutaneous pedicle integrity assessments
US8147421B2 (en) * 2003-01-15 2012-04-03 Nuvasive, Inc. System and methods for determining nerve direction to a surgical instrument
AUPS318202A0 (en) 2002-06-26 2002-07-18 Cochlear Limited Parametric fitting of a cochlear implant
US7582058B1 (en) 2002-06-26 2009-09-01 Nuvasive, Inc. Surgical access system and related methods
AU2002951218A0 (en) 2002-09-04 2002-09-19 Cochlear Limited Method and apparatus for measurement of evoked neural response
US8137284B2 (en) 2002-10-08 2012-03-20 Nuvasive, Inc. Surgical access system and related methods
US7691057B2 (en) 2003-01-16 2010-04-06 Nuvasive, Inc. Surgical access system and related methods
US7819801B2 (en) * 2003-02-27 2010-10-26 Nuvasive, Inc. Surgical access system and related methods
US20040225228A1 (en) 2003-05-08 2004-11-11 Ferree Bret A. Neurophysiological apparatus and procedures
AU2004263152B2 (en) * 2003-08-05 2009-08-27 Nuvasive, Inc. Systems and methods for performing dynamic pedicle integrity assessments
US7905840B2 (en) 2003-10-17 2011-03-15 Nuvasive, Inc. Surgical access system and related methods
WO2005030318A1 (en) 2003-09-25 2005-04-07 Nuvasive, Inc. Surgical access system and related methods
US7206632B2 (en) 2003-10-02 2007-04-17 Medtronic, Inc. Patient sensory response evaluation for neuromodulation efficacy rating
US8313430B1 (en) 2006-01-11 2012-11-20 Nuvasive, Inc. Surgical access system and related methods
US7801617B2 (en) 2005-10-31 2010-09-21 Cochlear Limited Automatic measurement of neural response concurrent with psychophysics measurement of stimulating device recipient
US8190268B2 (en) 2004-06-15 2012-05-29 Cochlear Limited Automatic measurement of an evoked neural response concurrent with an indication of a psychophysics reaction
CA2569724A1 (en) 2004-06-15 2005-12-29 Cochlear Americas Automatic determination of the threshold of an evoked neural response
WO2006042241A2 (en) 2004-10-08 2006-04-20 Nuvasive, Inc. Surgical access system and related methods
US7643884B2 (en) 2005-01-31 2010-01-05 Warsaw Orthopedic, Inc. Electrically insulated surgical needle assembly
US20060173374A1 (en) * 2005-01-31 2006-08-03 Neubardt Seth L Electrically insulated surgical probing tool
US7785253B1 (en) 2005-01-31 2010-08-31 Nuvasive, Inc. Surgical access system and related methods
US8568331B2 (en) * 2005-02-02 2013-10-29 Nuvasive, Inc. System and methods for monitoring during anterior surgery
US20090177112A1 (en) 2005-02-02 2009-07-09 James Gharib System and Methods for Performing Neurophysiologic Assessments During Spine Surgery
US8092455B2 (en) 2005-02-07 2012-01-10 Warsaw Orthopedic, Inc. Device and method for operating a tool relative to bone tissue and detecting neural elements
US20060178594A1 (en) * 2005-02-07 2006-08-10 Neubardt Seth L Apparatus and method for locating defects in bone tissue
US20060200023A1 (en) * 2005-03-04 2006-09-07 Sdgi Holdings, Inc. Instruments and methods for nerve monitoring in spinal surgical procedures
US20060276720A1 (en) * 2005-06-03 2006-12-07 Mcginnis William C Method of using dermatomal somatosensory evoked potentials in real-time for surgical and clinical management
US8740783B2 (en) * 2005-07-20 2014-06-03 Nuvasive, Inc. System and methods for performing neurophysiologic assessments with pressure monitoring
WO2007016247A2 (en) 2005-07-28 2007-02-08 Nuvasive, Inc. Total disc replacement system and related methods
US8206312B2 (en) 2005-09-22 2012-06-26 Nuvasive, Inc. Multi-channel stimulation threshold detection algorithm for use in neurophysiology monitoring
US8568317B1 (en) 2005-09-27 2013-10-29 Nuvasive, Inc. System and methods for nerve monitoring
US8571675B2 (en) 2006-04-21 2013-10-29 Cochlear Limited Determining operating parameters for a stimulating medical device
US8374673B2 (en) * 2007-01-25 2013-02-12 Warsaw Orthopedic, Inc. Integrated surgical navigational and neuromonitoring system having automated surgical assistance and control
US20080183068A1 (en) * 2007-01-25 2008-07-31 Warsaw Orthopedic, Inc. Integrated Visualization of Surgical Navigational and Neural Monitoring Information
US7987001B2 (en) * 2007-01-25 2011-07-26 Warsaw Orthopedic, Inc. Surgical navigational and neuromonitoring instrument
US20080183188A1 (en) * 2007-01-25 2008-07-31 Warsaw Orthopedic, Inc. Integrated Surgical Navigational and Neuromonitoring System
US20080183074A1 (en) * 2007-01-25 2008-07-31 Warsaw Orthopedic, Inc. Method and apparatus for coordinated display of anatomical and neuromonitoring information
AU2008236665B2 (en) * 2007-04-03 2013-08-22 Nuvasive, Inc. Neurophysiologic monitoring system
US20090299439A1 (en) * 2008-06-02 2009-12-03 Warsaw Orthopedic, Inc. Method, system and tool for surgical procedures
CA2750917A1 (en) 2008-12-26 2010-07-01 Scott Spann Minimally-invasive retroperitoneal lateral approach for spinal surgery
US8287597B1 (en) 2009-04-16 2012-10-16 Nuvasive, Inc. Method and apparatus for performing spine surgery
US9351845B1 (en) 2009-04-16 2016-05-31 Nuvasive, Inc. Method and apparatus for performing spine surgery
US9211074B2 (en) * 2009-06-09 2015-12-15 Safeop Surgical, Inc. System, method, apparatus, device and computer program product for automatically detecting positioning effect
US20110230785A1 (en) * 2010-03-16 2011-09-22 ProNerve, LLC Somatosensory Evoked Potential (SSEP) Automated Alert System
US9392953B1 (en) 2010-09-17 2016-07-19 Nuvasive, Inc. Neurophysiologic monitoring
US8790406B1 (en) 2011-04-01 2014-07-29 William D. Smith Systems and methods for performing spine surgery
EP2744421B1 (de) 2011-08-19 2016-12-07 NuVasive, Inc. Chirurgisches retraktorsystem
US9198765B1 (en) 2011-10-31 2015-12-01 Nuvasive, Inc. Expandable spinal fusion implants and related methods
AU2013256343B2 (en) 2012-05-02 2017-05-11 Safeop Surgical Inc. System, method, and computer algorithm for characterization and classification of electrophysiological evoked potentials
US11877860B2 (en) 2012-11-06 2024-01-23 Nuvasive, Inc. Systems and methods for performing neurophysiologic monitoring during spine surgery
US11259737B2 (en) 2012-11-06 2022-03-01 Nuvasive, Inc. Systems and methods for performing neurophysiologic monitoring during spine surgery
US9757067B1 (en) 2012-11-09 2017-09-12 Nuvasive, Inc. Systems and methods for performing neurophysiologic monitoring during spine surgery
US9757072B1 (en) 2013-02-11 2017-09-12 Nuvasive, Inc. Waveform marker placement algorithm for use in neurophysiologic monitoring
US10098585B2 (en) 2013-03-15 2018-10-16 Cadwell Laboratories, Inc. Neuromonitoring systems and methods
CN111419179B (zh) 2013-11-07 2023-04-07 赛佛欧普手术有限公司 检测神经功能的系统
US10420480B1 (en) 2014-09-16 2019-09-24 Nuvasive, Inc. Systems and methods for performing neurophysiologic monitoring
EP3291728B1 (de) 2015-05-04 2024-07-03 SafeOp Surgical, Inc. System, verfahren und computeralgorithmus zur messung, anzeige und genauen feststellung von änderungen in elektrophysiologischen evozierten potenzialen
US11986321B2 (en) 2016-09-22 2024-05-21 Safeop Surgical, Inc. System and method for detecting and removing periodic non-physiological artifact from evoked potentials
US9935395B1 (en) 2017-01-23 2018-04-03 Cadwell Laboratories, Inc. Mass connection plate for electrical connectors
CN110418604B (zh) 2017-03-22 2023-04-18 赛佛欧普手术有限公司 用于检测电生理诱发电位变化的医疗系统和方法
US11253182B2 (en) 2018-05-04 2022-02-22 Cadwell Laboratories, Inc. Apparatus and method for polyphasic multi-output constant-current and constant-voltage neurophysiological stimulation
US11992339B2 (en) 2018-05-04 2024-05-28 Cadwell Laboratories, Inc. Systems and methods for dynamic neurophysiological stimulation
US11443649B2 (en) 2018-06-29 2022-09-13 Cadwell Laboratories, Inc. Neurophysiological monitoring training simulator

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL158695B (nl) * 1968-12-04 1978-12-15 Philips Nv Toestel voor het verschaffen van een hoorbare weergave van elektro-fysiologische signalen.
US4064870A (en) * 1976-05-19 1977-12-27 Centrul De Protectia Si Igiena Muncii Method and device for evaluating nerve impulse propagation velocity and latency of electrodermal reflexes
US4170225A (en) * 1976-09-20 1979-10-09 Somatronics, Inc. Biofeedback device
US4570640A (en) * 1981-08-06 1986-02-18 Barsa John E Sensory monitoring apparatus and method
US4807643A (en) * 1982-08-16 1989-02-28 University Of Iowa Research Foundation Digital electroneurometer
JPS62324A (ja) * 1985-06-27 1987-01-06 本山　博 内臓−自律神経機能診断装置

Also Published As

Publication number Publication date
ES2089248T3 (es) 1996-10-01
AU9019091A (en) 1992-07-08
EP0514517B1 (de) 1996-05-29
WO1992010134A1 (en) 1992-06-25
SE9003853L (sv) 1992-06-05
US5313956A (en) 1994-05-24
DE69119894T2 (de) 1996-10-02
SE467561B (sv) 1992-08-10
EP0514517A1 (de) 1992-11-25
JPH05507229A (ja) 1993-10-21
SE9003853D0 (sv) 1990-12-04

Similar Documents

Publication Publication Date Title
DE69119894D1 (de) Messgerät für die übertragungszeit von reizleitungssignalen
DE69121444D1 (de) Überwachungssystem für die Übertragung von Videosignalen
AT380934B (de) Elektrisch-pneumatischer signalwandler
NO834712L (no) Anordning for overfoering av signaler
DE69014159D1 (de) Schaltvorrichtung für Fahrradgangschaltung.
DE68923378D1 (de) Verbindungsvorrichtung für rohre.
DE68923796D1 (de) Antidiebstahlvorrichtung für brillengestelle.
FR2491707B1 (fr) Dispositif de selection de mode pour magnetoscope
DE69023450D1 (de) Generator für Topologie-unhabhängige Referenzsignale.
FR2551168B1 (fr) Dispositif de verrouillage du coulisseau pour boite de vitesses
DE58908970D1 (de) Signalübertragungssystem.
ES287851Y (es) Un dispositivo de rotulo luminoso.
KR850003818A (ko) 신호 전송용 선체
DE59106807D1 (de) Signalübertragungsleitung.
DE68926230D1 (de) Rauschmessung für Videosignale
FR2544504B1 (fr) Dispositif de visualisation pour sonars
DE69305052D1 (de) Vorrichtung für ultraschallmessungen
FR2547883B1 (fr) Dispositif de perfectionnement pour differentiel
BR8104475A (pt) Dispositivo de amarracao
FR2546841B1 (fr) Dispositif de bagage pour motocyclettes ou similaires
DE3585394D1 (de) Optisches signaluebertragungsgeraet.
IT1190898B (it) Dispositivo per la trasmissione di segnali
FR2466137B1 (fr) Convertisseur de signaux
DE69216578D1 (de) Vorrichtung für Signalverarbeitung
FR2509934B1 (fr) Installation de transmission de signaux

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee